[Intel-gfx] [PATCH 05/10] drm/i915: Nuke i915_execbuffer_params

Tvrtko Ursulin tursulin at ursulin.net
Tue Jan 31 13:15:41 UTC 2017


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Now that it only contains three parameters we can pass them
directly to execbuf_submit just as well.

No effect on generated binary, just a source reduction.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 drivers/gpu/drm/i915/i915_gem_execbuffer.c | 39 ++++++++----------------------
 1 file changed, 10 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index afbb56196162..82e74db5923b 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -49,12 +49,6 @@
 
 #define BATCH_OFFSET_BIAS (256*1024)
 
-struct i915_execbuffer_params {
-	u32			    dispatch_flags;
-	u32		    	    batch_start;
-	struct drm_i915_gem_request *request;
-};
-
 struct eb_vmas {
 	struct drm_i915_private *i915;
 	struct list_head vmas;
@@ -1404,11 +1398,10 @@ i915_gem_execbuffer_parse(struct intel_engine_cs *engine,
 }
 
 static int
-execbuf_submit(struct i915_execbuffer_params *params,
-	       struct drm_i915_gem_execbuffer2 *args,
+execbuf_submit(struct drm_i915_gem_request *req, u32 batch_start,
+	       u32 dispatch_flags, struct drm_i915_gem_execbuffer2 *args,
 	       struct list_head *vmas)
 {
-	struct drm_i915_gem_request *req = params->request;
 	struct drm_i915_private *dev_priv = req->i915;
 	struct intel_engine_cs *engine = req->engine;
 	u64 exec_start, exec_len;
@@ -1481,17 +1474,16 @@ execbuf_submit(struct i915_execbuffer_params *params,
 	}
 
 	exec_len   = args->batch_len;
-	exec_start = req->batch->node.start + params->batch_start;
+	exec_start = req->batch->node.start + batch_start;
 
 	if (exec_len == 0)
-		exec_len = req->batch->size - params->batch_start;
+		exec_len = req->batch->size - batch_start;
 
-	ret = engine->emit_bb_start(req, exec_start, exec_len,
-				    params->dispatch_flags);
+	ret = engine->emit_bb_start(req, exec_start, exec_len, dispatch_flags);
 	if (ret)
 		return ret;
 
-	trace_i915_gem_ring_dispatch(req, params->dispatch_flags);
+	trace_i915_gem_ring_dispatch(req, dispatch_flags);
 
 	i915_gem_execbuffer_move_to_active(vmas, req);
 
@@ -1589,8 +1581,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
 	struct i915_address_space *vm;
 	struct drm_i915_gem_request *req;
 	struct i915_vma *batch;
-	u32 batch_start_offset;
-	struct i915_execbuffer_params params;
+	u32 batch_start;
 	const u32 ctx_id = i915_execbuffer2_get_context_id(*args);
 	u32 dispatch_flags;
 	struct dma_fence *in_fence = NULL;
@@ -1732,7 +1723,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
 		goto err;
 	}
 
-	batch_start_offset = args->batch_start_offset;
+	batch_start = args->batch_start_offset;
 	if (engine->needs_cmd_parser && args->batch_len) {
 		struct i915_vma *vma;
 
@@ -1758,7 +1749,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
 			 * command parser has accepted.
 			 */
 			dispatch_flags |= I915_DISPATCH_SECURE;
-			batch_start_offset = 0;
+			batch_start = 0;
 			batch = vma;
 		}
 	}
@@ -1824,17 +1815,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
 	if (ret)
 		goto err_request;
 
-	/*
-	 * Save assorted stuff away to pass through to *_submission().
-	 * NB: This data should be 'persistent' and not local as it will
-	 * kept around beyond the duration of the IOCTL once the GPU
-	 * scheduler arrives.
-	 */
-	params.dispatch_flags = dispatch_flags;
-	params.batch_start    = batch_start_offset;
-	params.request	      = req;
-
-	ret = execbuf_submit(&params, args, &eb->vmas);
+	ret = execbuf_submit(req, batch_start, dispatch_flags, args, &eb->vmas);
 err_request:
 	__i915_add_request(req, ret == 0);
 	if (out_fence) {
-- 
2.7.4



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